Home / 7,430,921.88-10,254,668.80-4,332,846.89

Finding the Fourth Proportional to 7,430,921.88, 10,254,668.80 and 4,332,846.89

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Solution

The fourth proportional to 7,430,921.88, 10,254,668.80 and 4,332,846.89 is: 5,979,326.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430,921.88 : 10,254,668.80 = 4,332,846.89 : x
  2. Step 2: Convert to fraction form
    7,430,921.88/10,254,668.80 = 4,332,846.89/x
  3. Step 3: Cross multiply
    7,430,921.88x = 10,254,668.80 × 4,332,846.89
  4. Step 4: Simplify right side
    7,430,921.88x = 44,431,909,783,306.16
  5. Step 5: Solve for x
    x = 44,431,909,783,306.16/7,430,921.88
  6. Step 6: Final answer
    x = 5,979,326.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.